Head to head
Ifor Williams GH94BT vs Ifor Williams TT3621
The Ifor Williams GH94BT is 460kg lighter empty. The Ifor Williams TT3621 is rated 800kg heavier gross and carries 340kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams TT3621 weighs 460kg more empty.
- Gross weight: the Ifor Williams TT3621 is rated 800kg heavier gross.
- Payload: the Ifor Williams TT3621 carries 340kg more.
Specifications side by side
| Ifor Williams GH94BT | Ifor Williams TT3621 | |
|---|---|---|
| Gross weight | 2700kg | 3500kg |
| Unladen weight | 530kg | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) |
| Payload | 2170kg | 2510kg (195/60R12C) or 2500kg (185/70R13C) |
| Internal bed | 2.79m x 1.31m | - |
| Internal length | - | 3.62m / 11'9" |
| Internal width | - | 1.95m / 6'5" |
Sources: Ifor Williams GH94BT, Ifor Williams TT3621. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GH94BT if...
- you want one that is 460kg lighter empty
Chosen over the standard GH94 by operators who want the heavier-duty BT chassis and tyres for regular loaded towing rather than occasional use, at the cost of a little unladen weight and payload.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the TT3621 if...
- you want one that is rated 800kg heavier gross
- you want one that carries 340kg more
The largest Ifor Williams tipper. A 3.6m by 1.95m body is chosen for bulky, lighter loads - green waste, clearance and bark - where volume runs out before weight does, and it is a staple of plant and tool hire fleets. Formerly sold as the TT126.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Ifor Williams GH94BT and the Ifor Williams TT3621?
The Ifor Williams GH94BT is 460kg lighter empty. The Ifor Williams TT3621 is rated 800kg heavier gross and carries 340kg more. The Ifor Williams GH94BT is a a braked-tandem version of the GH94 plant trailer; the Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Which is lighter, the Ifor Williams GH94BT or the Ifor Williams TT3621?
The Ifor Williams GH94BT. It is 460kg lighter empty than the Ifor Williams TT3621.
Which carries more, the Ifor Williams GH94BT or the Ifor Williams TT3621?
The Ifor Williams TT3621, by 340kg.
Can I tow the Ifor Williams GH94BT or the Ifor Williams TT3621 on a car licence?
Yes, as far as the licence goes. Both are rated at or under 3,500kg gross, and a car (B) licence has covered towing up to 3,500kg since 16 December 2021. Your car still has to be rated to tow the loaded weight - check the handbook or the VIN plate.
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